<div class="c-ri ">
    <el-popover
            v-cloak
            placement="bottom-start"
            width="140"
            trigger="click"
            @show="isearchConfigShow($event)">
        <el-checkbox-group v-model="isearch.checkList" @change="isearchConfigChange(isearch.checkList)">
            <el-checkbox v-for="item in isearch.cols"
                         @change="isearchConfigClick(item.field,$event)"
                         :label="item.field">{{item.title}}
            </el-checkbox>
        </el-checkbox-group>
        <i class="icon el-icon-setting" slot="reference"></i>
    </el-popover>
</div>